117511577047 has 2 divisors, whose sum is σ = 117511577048. Its totient is φ = 117511577046.

The previous prime is 117511576981. The next prime is 117511577089. The reversal of 117511577047 is 740775115711.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 117511577047 - 2¹⁵ = 117511544279 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117511576988 and 117511577006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117511578047) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58755788523 + 58755788524.

It is an arithmetic number, because the mean of its divisors is an integer number (58755788524).

Almost surely, 2^117511577047 is an apocalyptic number.

117511577047 is a deficient number, since it is larger than the sum of its proper divisors (1).

117511577047 is an equidigital number, since it uses as much as digits as its factorization.

117511577047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240100, while the sum is 46.

The spelling of 117511577047 in words is "one hundred seventeen billion, five hundred eleven million, five hundred seventy-seven thousand, forty-seven".